korea, figuring out what to do with libya that would bring an unprecedented coalition between arab and nato countries, or whether it was just looking down the road at how we were doing diplomacy and introducing new tools into that mix, it was a very different time than ten, 20, 30, 40 years ago. i've kidded our mutual friend, henry kissinger, think how impossible it would have been for him to sneak off to china in the age of cell phones, twitter, facebook, everything else. it is a time that is testing us. i think we're passing the test, and quite comfortably, but the whole world scene is one now that is so quickly changing and challenging us that, you know, the traditional mode of doing diplomacy is not enough for what we face. >> what do you think didn't go well, what went wrong? >> well, benghazi went wrong. you know, that was a terrible example of trying to get the right balance of being in a threatening place or not being there, looking after american interests, which meant keeping an eye on the militants and extremists who we knew were reconstituting themselves in eastern libya, trying